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Authors whose works are in public domain in at least one jurisdiction

List of works by Franz Hölker

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Survival and swimming performance of a small-sized Cypriniformes (<em>Telestes muticellus</em>) tagged with passive integrated transponders

scientific article published on 21 March 2023
Light Pollution Reduction

scholarly article published 2014
Can skyglow reduce nocturnal melatonin concentrations in Eurasian perch?

scientific article published on 05 March 2020
Spatial and seasonal patterns of water isotopes in northeastern German lakes

scientific article published in 2022
Light intensity and spectral distribution affect chytrid infection of cyanobacteria via modulation of host fitness

scientific article published on 09 June 2020
Evaluating Multiple Stressor Effects on Benthic–Pelagic Freshwater Communities in Systems of Different Complexities: Challenges in Upscaling

scientific article published in 2022
Impact of light pollution on moth morphology–A 137-year study in Germany

scientific article published on 31 May 2021
Improved river continuity facilitates fishes' abilities to track future environmental changes

scientific article
Resources of dark skies in German climatic health resorts.

scientific article
An individual-based approach to depict the influence of the feeding strategy on the population structure of roach (Rutilus rutilus L.)

scientific article published in 2001
Skyglow increases cyanobacteria abundance and organic matter cycling in lakes

scientific article published in June 2025
Shedding light with harmonic radar: Unveiling the hidden impacts of streetlights on moth flight behavior

scientific article published in 2024
Multiple-stressor exposure of aquatic food webs: Nitrate and warming modulate the effect of pesticides

scientific article published in 2022
A plea for a worldwide development of dark infrastructure for biodiversity – Practical examples and ways to go forward

scientific article published in March 2022
Impact of Different Wavelengths of Artificial Light at Night on Phototaxis in Aquatic Insects

scientific article published in 2021
Polarised light pollution on river water surfaces caused by artificial light at night from illuminated bridges and surroundings

scientific article published on 22 May 2024
Beyond All-Sky: Assessing Ecological Light Pollution Using Multi-Spectral Full-Sphere Fisheye Lens Imaging

scientific article published on 09 April 2019
Ecological commonalities among pelagic fishes: comparison of freshwater ciscoes and marine herring and sprat

scientific article published in 2012
Revisiting global trends in freshwater insect biodiversity

scientific article
SMART Research: Toward Interdisciplinary River Science in Europe

scientific article published in 2020
A Systematic Review for Establishing Relevant Environmental Parameters for Urban Lighting: Translating Research into Practice

scientific article published on 19 January 2022
Measuring Light Pollution with Fisheye Lens Imagery from A Moving Boat – A Proof of Concept

scientific article published on 22 December 2017
Linking a compartment model for West Nile virus with a flight simulator for vector mosquitoes

scientific article published in February 2022
Artificial light at night outweighs temperature in lengthening urban growing seasons

scientific article published on 16 June 2025
11 Pressing Research Questions on How Light Pollution Affects Biodiversity

scientific article published in 2021
A pigment composition analysis reveals community changes in pre-established stream periphyton under low-level artificial light at night

article
Citizen science’s transformative impact on science, citizen empowerment and socio-political processes

scientific article published on 12 January 2023
Night Matters—Why the Interdisciplinary Field of “Night Studies” Is Needed

Facing the infinity: tackling large samples of challenging Chironomidae (Diptera) with an integrative approach

scientific article published on 22 May 2023
Author Correction: Monitoring, trends and impacts of light pollution

scientific article published on 3 July 2024
Gewässer unter künstlichem Licht – Auswirkungen von Licht verschiedener Wellenlängen auf die Phototaxis von Wasserinsekten

scientific article published in September 2023
Mapping the brightness and color of urban to rural skyglow with all-sky photometry

scientific article published in July 2020
Innovation in Citizen Science – Perspectives on Science-Policy Advances

article
Hitting the sweet spot of complexity: Reasons why the development of new custom-tailored models is still warranted and should be encouraged in aquatic sciences

scientific article published in 2021
Eutrophication, Research and Management History of the Shallow Ypacaraí Lake (Paraguay)

article
Spatial-temporal expansion and determinants of light pollution in India's riparian habitats

scientific article published in 2023
Microcosm experiment combined with process-based modeling reveals differential response and adaptation of aquatic primary producers to warming and agricultural run-off

scientific article published in 2023
Microplastic inclusion in birch tree roots

scientific article published in February 2022
Artificial Light at Night Affects Emergence from a Refuge and Space Use in Guppies

scientific article published in Scientific Reports
Characterizing and Implementing the Hamamatsu C12880MA Mini-Spectrometer for Near-Surface Reflectance Measurements of Inland Waters

scientific article published on 5 October 2024
Response to Letter to the Editor “Instigating reflections on microplastics uptake and translocations”

scientific article published in June 2022
Misbalance of thyroid hormones after two weeks of exposure to artificial light at night in Eurasian perch <i>Perca fluviatilis</i>

scientific article published in 2021
Turbulence, instream wood and fish: Ecohydraulic interactions under field conditions

Design and implementation of an illumination system to mimic skyglow at ecosystem level in a large-scale lake enclosure facility

scientific article published in 2021
Light pollution of freshwater ecosystems: principles, ecological impacts and remedies

scientific article published on 30 October 2023
Light Pollution, Circadian Photoreception, and Melatonin in Vertebrates

scientific article published on 14 November 2019
Two camera system for measurement of urban uplight angular distribution

Light pollution from illuminated bridges as a potential barrier for migrating fish–Linking measurements with a proposal for a conceptual model

scientific article published in February 2024
Tube‐dwelling invertebrates: tiny ecosystem engineers have large effects in lake ecosystems

scientific article published in August 2015
Lichtverschmutzung – Stand der Forschung und Wissenslücken

scientific article published in September 2023

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